Home / 14,572,004.70-21,872,003.85-7,391,646.30

Finding the Fourth Proportional to 14,572,004.70, 21,872,003.85 and 7,391,646.30

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Solution

The fourth proportional to 14,572,004.70, 21,872,003.85 and 7,391,646.30 is: 11,094,569.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572,004.70 : 21,872,003.85 = 7,391,646.30 : x
  2. Step 2: Convert to fraction form
    14,572,004.70/21,872,003.85 = 7,391,646.30/x
  3. Step 3: Cross multiply
    14,572,004.70x = 21,872,003.85 × 7,391,646.30
  4. Step 4: Simplify right side
    14,572,004.70x = 161,670,116,331,438.25
  5. Step 5: Solve for x
    x = 161,670,116,331,438.25/14,572,004.70
  6. Step 6: Final answer
    x = 11,094,569.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.